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Finding the Fourth Proportional to 368.96, 550.82 and 334.88

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Solution

The fourth proportional to 368.96, 550.82 and 334.88 is: 499.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    368.96 : 550.82 = 334.88 : x
  2. Step 2: Convert to fraction form
    368.96/550.82 = 334.88/x
  3. Step 3: Cross multiply
    368.96x = 550.82 × 334.88
  4. Step 4: Simplify right side
    368.96x = 184,458.60
  5. Step 5: Solve for x
    x = 184,458.60/368.96
  6. Step 6: Final answer
    x = 499.94

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.